1998 T-800 Heavy Haul tri axle: 3406 550HP Cat, 18 speed, air trac suspension, full lockers, 60" aerodyne sleeper, 982,000, 2 speed rear axle, 200,000 on overhaul, 4.33/5.02 ratio, double frame, 20,000 front axle, 46,000 rear, 22,500 pusher, 12 alum wheels, tall 22.5 rubber, Jake AND Brakesaver, Many extra gauges, 315 R Floats on front. Please call 800-280-0600 for more information on this truck.